DeviceImageLoadEvents

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DLL loading events

Attribute Value
Category MDE
Basic Logs Eligible ✓ Yes (source)
Supports Transformations ✓ Yes (source)
Ingestion API Supported ✗ No
Azure Monitor Tables Reference View Documentation
Defender XDR Advanced Hunting Schema View Documentation

Contents

Schema (48 columns)

Source: Azure Monitor documentation

Column Name Type Description
_BilledSize real The record size in bytes
_IsBillable string Specifies whether ingesting the data is billable. When _IsBillable isfalseingestion isn't billed to your Azure account
ActionType string Type of activity that triggered the event.
AppGuardContainerId string Identifier for the virtualized container used by Application Guard to isolate browser activity.
DeviceId string Unique identifier for the device in the service.
DeviceName string Fully qualified domain name (FQDN) of the device.
FileName string Domain of the account.
FileSize long Size of the file in bytes.
FolderPath string Domain of the account.
InitiatingProcessAccountDomain string Domain of the account that ran the process responsible for the event.
InitiatingProcessAccountName string User name of the account that ran the process responsible for the event.
InitiatingProcessAccountObjectId string Azure AD object ID of the user account that ran the process responsible for the event.
InitiatingProcessAccountSid string Security Identifier (SID) of the account that ran the process responsible for the event.
InitiatingProcessAccountUpn string User principal name (UPN) of the account that ran the process responsible for the event.
InitiatingProcessCommandLine string Command line used to run the process that initiated the event.
InitiatingProcessCreationTime datetime Date and time when the process that initiated the event was started.
InitiatingProcessFileName string Name of the process that initiated the event.
InitiatingProcessFileSize long Size in bytes of the process (image file) that initiated the event.
InitiatingProcessFolderPath string Folder containing the process (image file) that initiated the event.
InitiatingProcessId long Process ID (PID) of the process that initiated the event.
InitiatingProcessIntegrityLevel string Integrity level of the process that initiated the event. Windows assigns integrity levels to processes based on certain characteristics, such as if they were launched from an internet download. These integrity levels influence permissions to resources.
InitiatingProcessMD5 string MD5 hash of the process (image file) that initiated the event.
InitiatingProcessParentCreationTime datetime Date and time when the parent of the process responsible for the event was started.
InitiatingProcessParentFileName string Name of the parent process that spawned the process responsible for the event.
InitiatingProcessParentId long Process ID (PID) of the parent process that spawned the process responsible for the event.
InitiatingProcessRemoteSessionDeviceName string Device name of the remote device from which the initiating process's RDP session was initiated.
InitiatingProcessRemoteSessionIP string IP address of the remote device from which the initiating process's RDP session was initiated.
InitiatingProcessSessionId long Windows session ID of the initiating process.
InitiatingProcessSHA1 string SHA-1 hash of the process (image file) that initiated the event.
InitiatingProcessSHA256 string SHA-256 hash of the process (image file) that initiated the event. This field is usually not populated - use the SHA1 column when available.
InitiatingProcessTokenElevation string Token type indicating the presence or absence of User Access Control (UAC) privilege elevation applied to the process that initiated the event.
InitiatingProcessUniqueId string Unique identifier of the initiating process; this is equal to the Process Start Key in Windows devices.
InitiatingProcessVersionInfoCompanyName string Company name from the version information of the process (image file) responsible for the event.
InitiatingProcessVersionInfoFileDescription string Description from the version information of the process (image file) responsible for the event.
InitiatingProcessVersionInfoInternalFileName string Internal file name from the version information of the process (image file) responsible for the event.
InitiatingProcessVersionInfoOriginalFileName string Original file name from the version information of the process (image file) responsible for the event.
InitiatingProcessVersionInfoProductName string Product name from the version information of the process (image file) responsible for the event.
InitiatingProcessVersionInfoProductVersion string Product version from the version information of the process (image file) responsible for the event.
IsInitiatingProcessRemoteSession bool Indicates whether the initiating process was run under a remote desktop protocol (RDP) session (true) or locally (false).
MachineGroup string Machine group of the machine. This group is used by role-based access control to determine access to the machine.
MD5 string MD5 hash of the file that the recorded action was applied to.
ReportId long Event identifier based on a repeating counter. To identify unique events, this column must be used in conjunction with the ComputerName and EventTime columns.
SHA1 string SHA-1 hash of the file that the recorded action was applied to.
SHA256 string SHA-256 of the file that the recorded action was applied to.
SourceSystem string The type of agent the event was collected by. For example,OpsManagerfor Windows agent, either direct connect or Operations Manager,Linuxfor all Linux agents, orAzurefor Azure Diagnostics
TenantId string The Log Analytics workspace ID
TimeGenerated datetime Date and time the event was recorded by the MDE agent on the endpoint.
Type string The name of the table

Solutions (3)

This table is used by the following solutions:

Connectors (1)

This table is ingested by the following connectors:

Connector Selection Criteria
Microsoft Defender XDR

Content Items Using This Table (29)

Analytic Rules (8)

In solution FalconFriday:

Analytic Rule Selection Criteria
Detect .NET runtime being loaded in JScript for code execution
Hijack Execution Flow - DLL Side-Loading ActionType in "FileCreated,FileModified"

In solution Microsoft Defender XDR:

Analytic Rule Selection Criteria
Rare Process as a Service
Regsvr32 Rundll32 Image Loads Abnormal Extension
SUNSPOT malware hashes

Standalone Content:

Analytic Rule Selection Criteria
Europium - Hash and IP IOCs - September 2022
Mercury - Domain, Hash and IP IOCs - August 2022
Prestige ransomware IOCs Oct 2022

Hunting Queries (18)

In solution Microsoft Defender XDR:

Hunting Query Selection Criteria
Rare Process as a Service
Regsvr32 Rundll32 Image Loads Abnormal Extension
Suspicious Image Load related to IcedId
Suspicious Spoolsv Child Process

GitHub Only:

Hunting Query Selection Criteria
Abuse.ch Recent Threat Feed
Abuse.ch Recent Threat Feed (1)
Baseline Comparison
Detect PowerShell v2 Downgrade
Rare-process-as-a-service
Suspicious Image Load related to IcedId
Suspicious Spoolsv Child Process
Zip-Doc - Creation of JPG Payload File
check-for-shadowhammer-activity-implant
fireeye-red-team-tools-HASHs [Nobelium]
locate-dll-loaded-in-memory[Nobelium]
rare_sch_task_with_activity
regsvr32-rundll32-abnormal-image-loads ActionType in "FileCreated,FileRenamed"
regsvr32-rundll32-image-loads-abnormal-extension

Workbooks (3)

In solution Microsoft Defender XDR:

Workbook Selection Criteria
MicrosoftDefenderForEndPoint

GitHub Only:

Workbook Selection Criteria
MicrosoftDefenderForEndPoint
MicrosoftSentinelDeploymentandMigrationTracker

Selection Criteria Summary (2 criteria, 2 total references)

References by type: 0 connectors, 2 content items, 0 ASIM parsers, 0 other parsers.

Selection Criteria Connectors Content Items ASIM Parsers Other Parsers Total
ActionType in "FileCreated,FileModified" - 1 - - 1
ActionType in "FileCreated,FileRenamed" - 1 - - 1
Total 0 2 0 0 2

ActionType

Value Connectors Content Items ASIM Parsers Other Parsers Total
FileCreated - 2 - - 2
FileModified - 1 - - 1
FileRenamed - 1 - - 1

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